Improvement of rubella vaccination. Seroconversion after serial rubella vaccination with the jet injector

: 67.5% of 506 girls aged 12-19 years had antibodies against rubella. 168 seronegative girls were vaccinated with rubella vaccine Wistar RA 27/3, application by jet injector. All 166 serologically controlled girls developed HAI-antibodies with a geometric mean titer of 1:87. The geometric mean titer of the naturally immunized girls was 1:140.